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Add 90/60 and 50/21

1st number: 1 30/60, 2nd number: 2 8/21

90/60 + 50/21 is 163/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 21 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 60 × 7 = 420,
    90/60 = 90 × 7/60 × 7 = 630/420
  3. Likewise, for the 2nd fraction, since 21 × 20 = 420,
    50/21 = 50 × 20/21 × 20 = 1000/420
  4. Add the two like fractions:
    630/420 + 1000/420 = 630 + 1000/420 = 1630/420
  5. 1630/420 simplified gives 163/42
  6. So, 90/60 + 50/21 = 163/42
    In mixed form: 337/42

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